Error: Index out of range (line: 0)

I am writing a C# script for Grasshopper. Don’t know why my code is getting an index out of range at line 0. There is no line zero. Something must be up with the (5.1 MB)

Froze my Rhino when opening. It is really heavy and lots of red components because we don’t have the files you are reading. My guess is that you have an i++ where it seems it should be j++.

That is it! It crashes Rhino too for me. Not sure why.